[Build] electrical
jim
jim at well.com
Thu Aug 20 04:42:44 UTC 2009
that's how we got the front breaker box
unloaded and the various flex and pipes down.
good way to do things.
On Wed, 2009-08-19 at 21:27 -0700, Shannon Lee wrote:
> Hey Guys,
>
> The trick to harnessing the Noisebridge Random Interest Machine is to
> divide the tasks that need to be done into bite-sized chunks and let
> everybody know what the tasks are; then you end up showing up to find
> tasks mysteriously done.
>
> For example, all the wood and sheetrock and whatnot that used to be
> our walls need to be moved from the pile near Mission to the Linoleum
> near the DJ booth, so that it's not creating a big pile of hazard
> impeding work on the floors, so any time anybody is in there, that's
> an easy thing to just do.
>
> --S
>
> On Wed, Aug 19, 2009 at 9:19 PM, jim <jim at well.com> wrote:
>
> On Wed, 2009-08-19 at 16:10 -0700, neil maclean wrote:
> > jim wrote:
> > > additional notes:
> > >
> > > jason suggested we put 15A breakers in the boxes
> > > that interface between the rails and the
> > > cables/receptacles. this seems pretty good to me;
> > >
>
> > that is a good idea, your thinking of GFI plugs or fuse
> holders? I don't
> > know of a "breaker" that would fit in a single gang box. but
> either of
> > the other are good ideas. Maybe GFI for computers and fuses
> for motors
> > or irons?
> jameco has breakers of various sorts that would
> likely fit. jason actually suggested gfis.
>
> > > it lets use use the 50 A breakers and the #6 wire
> > > that powers the rails without worry.
> > >
> > >
>
> > I'm still thinking of re-purposing some of those feeds for
> sub panels.
> > Do you think any of the rails _need_ 50 amps?
> > > we'd discussed an additional sub-panel near the
> > > south west corner.
> > >
> > >
>
> > yes, I was economizing. Also, I don't know what use that
> panel would be
> > put to?
> only a matter of locating a power source in
> that area for future possibilities. the idea
> is that this is a makers/hackers/doers space
> and it should be as flexible as possible. for
> example, if someone were shooting a small
> scene for video, they might need more than
> 20 Amps. a sub-panel nearby would let us
> add some half-inch pipe with a couple or
> three circuits for lights or whatever.
>
> >
> > > we have a fair amount of #6 and a variety of
> > > breakers. my understanding is that #6 is rated for
> > > 65 Amps (though not continuous duty). can we put a
> > > 60 Amp breaker to control #6 to a sub-panel (i'm
> > > thinking of the three-phase sub-panel to the
> > > machine shop ("dirty shop").
> > >
> > >
>
> > I'd like to see a layout for what equipment we are imagining
> in the
> > shop. If it would draw over 50 amps I would rather run #4
> and put in a
> > 70 amp breaker, if its reasonable to think all the motors
> could be
> > running at the same time.
> we have a 70 amp breaker, i believe. let's buy the #4
> as we'll have to buy more wire anyway. it seems not in
> the nature of noisebridge to have much of a plan for
> anything, mainly because new stuff and new projects
> regularly pop up (and proposed, sanctioned, approved
> projects sometimes never come to pass)
>
> >
> > How much #6? The space will swallow pipe and wire without
> taking a breath.
> >
> > > the work mode model we've had in mind is to
> > > invite anyone who wants to do the work, first
> > > qualifying them and mentoring as need be, of course.
> > >
> > >
> > >
>
> > I like that work model. I was concerned because there are
> lots of
> > competing needs for people's attention, for example, last
> night Rachel
> > pulled off the electrical in part to head the painting team.
> So I only
> > know of deleTed, you, and I currently on our team.
> there are several others who've volunteered and
> then gone dark, probably temporarily. there are
> others who've got related experience who've not
> yet piped up but probably will. people come and go
> unpredictably.
> there are certainly lots of jobs needing lots
> of people, and my experience is that only a small
> percentage of a group actually puts in much time.
> my desires are to get the floor done first, then
> get the electrical just barely good enough, then get
> the painting done, then improve the electrical some
> more.
>
> >
> > thanks for notes.
> > Neil
>
>
> > > On Wed, 2009-08-19 at 11:54 -0700, neil maclean wrote:
> > >
> > >> Yesterday I had the chance to meet with Jim, and to speak
> with Miloh,
> > >> Zedd, Jay, and Rachel, and last Sunday I was able to
> spend some time
> > >> working with Shannon.
> > >>
> > >> This is my second week of focused interaction with
> Noisebridge. I think
> > >> I can help build out the space, especially the
> electrical, and am
> > >> grateful that you albeit abruptly, made me the leader of
> that "team." (I
> > >> hope there is a team.) (Would interested folks let me
> know? I can share
> > >> useful skills plus I will need many kinds of help, from
> just handing me
> > >> things while I'm on scaffold, to mapping circuits,
> pulling wire and
> > >> bending pipe.)
> > >>
> > >> I'll post a few organizational comments separately.
> > >>
> > >> (Many thanks to Jim for getting together and helping
> clarify the rough
> > >> plan below.)
> > >>
> > >> I'll propose an immediate budget at Friday's meeting.
> (not full budget,
> > >> but getting started, immediate budget.)
> > >>
> > >> Provided budget approval, beginning next week: set up a
> rolling scaffold
> > >> and run electrical conduit lines to several key places
> for distribution
> > >> panels.
> > >>
> > >> Distribution panels as follows:
> > >> 1. kitchen/laundry (after speaking with Miloh): 100 amp
> 3phase (range,
> > >> stove, water heater and dryer on blue and red legs,
> approx 6 110v legs
> > >> on black.)
> > >> 2. wood and metal shop (after speaking with Shannon and
> Jim): 50 amp 3
> > >> phase (is this big enough? a list of potential gear would
> be helpful.)
> > >> 3. audio video booth (after speaking with Jim) 50 amp
> single phase (what
> > >> do you think Dr. J, others?)
> > >>
> > >> Existing overhead rails (after speaking with Jim, Miloh
> and Shannon)
> > >> should be powered with 20 amp single phase, including
> removing some of
> > >> the rail in the projection area, and perhaps relocating
> it.
> > >> Additional branch circuit runs to electronic shop and
> classrooms as
> > >> needed out of new or reworked panel in existing location.
> > >>
> > >> please help me modify and improve on this basic plan. It
> would be
> > >> necessary to locate these panels precisely before I
> complete the runs.
> > >> So discussions with (at least) Miloh, Zedd, about
> kitchen, Dr. J about
> > >> booth, and I have no idea who about the shop at Friday's
> meeting would
> > >> be ideal.
> > >>
> > >>
> > >>
> > >> notes:
> > >> this leaves lighting as is.
> > >> this leaves branch circuit build-out in specific areas
> for later as gear
> > >> and money arrives
> > >> Important Question: Who has the key to the main
> disconnect switch
> > >> padlock in the basement?
> > >>
> > >> thanks all,
> > >> Neil
> > >>
> > >> --
> > >> They further concluded that at least 8 detainees in US
> custody were
> > >> tortured to death. Steven Miles, reporting in this
> journal, put the
> > >> number of deaths due to torture at 17, with 11 cases
> occurring in Iraq
> > >> and 6 occurring in Afghanistan.[8]
> > >>
> <http://www.pubmedcentral.nih.gov/articlerender.fcgi?artid=1868355#R8>
> > >> Many of these deaths involved torture or abuse related to
> harsh
> > >> interrogations of the detainees by US personnel.
> > >>
> > >> from: Public Medical Records Central: a free library of
> Life Science
> > >> Journals
> > >>
> http://www.pubmedcentral.nih.gov/articlerender.fcgi?artid=1868355
> > >>
> > >>
> > >
> > >
> > >
> >
> > --
> > They further concluded that at least 8 detainees in US
> custody were
> > tortured to death. Steven Miles, reporting in this journal,
> put the
> > number of deaths due to torture at 17, with 11 cases
> occurring in Iraq
> > and 6 occurring in Afghanistan.[8]
> >
> <http://www.pubmedcentral.nih.gov/articlerender.fcgi?artid=1868355#R8>
> > Many of these deaths involved torture or abuse related to
> harsh
> > interrogations of the detainees by US personnel.
> >
> > from: Public Medical Records Central: a free library of Life
> Science
> > Journals
> >
> http://www.pubmedcentral.nih.gov/articlerender.fcgi?artid=1868355
> >
>
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>
>
>
>
> --
> Shannon Lee
> (503) 539-3700
>
> "Any sufficiently analyzed magic is indistinguishable from science."
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